Which one of the following statements is incorrect for hydrogen?a.most abundant element in natureb.consist of a single proton and a single electron,c.hydrogen fuel produces zero greenhouse gas emissiond.exists freely in nature

Time left 0:09:10Question 1Not yet answeredMarked out of 1.00Flag questionQuestion textWhich one of the following statements is incorrect for hydrogen?a.consist of a single proton and a single electron,b.exists freely in naturec.hydrogen fuel produces zero greenhouse gas emissiond.most abundant element in natureClear my choiceQuestion 2Not yet answeredMarked out of 1.00Flag questionQuestion textThe ocean thermal energy conversion (OTEC) is based on ___________.a.kinetic differenceb.energy differencec.potential differenced.temperature differenceClear my choiceQuestion 3Not yet answeredMarked out of 1.00Flag questionQuestion textWhich one of the following statements is correct for FCEV?a.generates electricity using oxygen and compressed hydrogenb.generates electricity using oxygen, compressed hydrogen, and solar cellsc.generates electricity using oxygen, compressed hydrogen, and fuel cellsd.generates electricity using solar cells

Which of the following is NOT considered as a greenhouse gas?Question 12Select one:A.NO2B.none of the optionsC.CO2D.SO2

Statement I : Nickel is being used as the catalyst for producing syn gas and edible fats.Statement II : Silicon forms both electron rich and electron deficient hydrides.In the light of the above statements, choose the most appropriate answer from the options given below:Both the statements I and II are correctStatement I is incorrect but statement II is correctBoth the statements I and II are incorrectStatement I is correct but statement II is incorrect

Which one of the following statements is incorrect for the hydrogen production from electrolysis method?a.uses electricity to split water into hydrogen and oxygenb.uses electricity to evaporate water into hydrogenc.hydrogen atoms released at anode are twice the number of oxygen atomsd.carbon-free hydrogen production from renewable and nuclear resources

Which of the following statements about hydrogen-oxygen fuel cells is not true?The only waste product is waterElectrical energy is produced from the oxidation of hydrogenHydrogen must be supplied constantlyAn acidic electrolyte is require